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Registered Trade Mark Notice
Oliver Valves ® is a registered US trade mark of Oliver Valves Ltd.
Oliver Valves ® is a registered European Community trade mark of Oliver Valves Ltd
Oliver Valvetek ® is a registered US trade mark of Oliver Valves Ltd.
Oliver Valvetek ® is a registered European Community trade mark of Oliver Valvetek Ltd.
Oliver Twinsafe ® is a registered US trade mark of Oliver Valves Ltd.
Oliver Twinsafe ® is a registered European Community trade mark of Oliver Twinsafe Valves Ltd.
Oliver Compact Pigging System ® is a registered European Community trade mark of Oliver Valves Ltd.
Quad Block ® is a registered European Community trade mark of Oliver Valves Ltd.
Oliver Compact Pigging System ® is a registered UK trade mark of Oliver Valves Ltd.
Quad Block ® is a registered UK trade mark of Oliver Valves Ltd.